2023-08-21 00:30:49UT (2023-08-21 09:30:49JST)  Solar Science Observatory NAOJ

P=+17.84, B0=+6.88, L0=181.36, radius=948.0"
obs radius= 942.3 (pixel), p_thresh=-0.085, u_thresh=-0.305

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S10.36 E46.10,   0.656,      1.43,      1.09,       0.14
       2: p    S10.35 E45.66,   0.661,      3.58,      2.71,       0.39
       3: p    S12.30 W20.95,   0.880,      1.08,      0.61,       0.11
       4: p    S12.19 W21.26,   0.879,      3.23,      1.84,       0.40
       5: pu   S18.18 W42.18,   0.662,    209.00,    157.97,      40.05
       6: p    S18.94 W45.79,   0.616,     86.76,     70.42,      11.94
       7: pu   N10.11 E83.55,   0.131,     93.21,    356.11,       7.92
       8: p    S17.57 W43.52,   0.650,      2.51,      1.93,       0.23
       9: pu   N13.41 E10.30,   0.978,    177.81,     90.91,      51.06
      10: pu   N10.08 W07.07,   0.991,    407.61,    205.65,     127.32
      11: pu   N30.72 E45.54,   0.659,    145.91,    110.70,      35.05
      12: pu   N25.33 W65.64,   0.421,    170.29,    202.05,      34.15
      13: p    N25.53 W61.70,   0.476,      4.30,      4.52,       0.42
      14: p    N26.71 W61.45,   0.478,      1.43,      1.50,       0.10
      15: u  5 S18.08 W42.08,   0.663,     43.74,     32.97,      16.18
      16: u  7 N10.18 E83.30,   0.135,     18.28,     67.63,       2.75
      17: u  9 N13.43 E10.30,   0.978,     39.79,     20.35,      22.43
      18: u 10 N10.07 W07.09,   0.991,    103.25,     52.09,      61.26
      19: u 11 N30.73 E45.54,   0.659,     41.23,     31.28,      18.13
      20: u 12 N25.33 W65.62,   0.422,     53.42,     63.34,      18.96
     --------------------------------------------------------------------


dark:pcg20230821_092512_00 flat:pcg20230821_092717_01